EP4160742A4 - POSITIVE ELECTRODE ACTIVE MATERIAL, POSITIVE ELECTRODE MATERIAL, BATTERY AND METHOD FOR PRODUCING A POSITIVE ELECTRODE ACTIVE MATERIAL - Google Patents

POSITIVE ELECTRODE ACTIVE MATERIAL, POSITIVE ELECTRODE MATERIAL, BATTERY AND METHOD FOR PRODUCING A POSITIVE ELECTRODE ACTIVE MATERIAL Download PDF

Info

Publication number
EP4160742A4
EP4160742A4 EP21814544.9A EP21814544A EP4160742A4 EP 4160742 A4 EP4160742 A4 EP 4160742A4 EP 21814544 A EP21814544 A EP 21814544A EP 4160742 A4 EP4160742 A4 EP 4160742A4
Authority
EP
European Patent Office
Prior art keywords
positive electrode
active material
electrode active
battery
producing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
EP21814544.9A
Other languages
German (de)
French (fr)
Other versions
EP4160742A1 (en
Inventor
Yusuke NISHIO
Yoshimasa Nakama
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Publication of EP4160742A1 publication Critical patent/EP4160742A1/en
Publication of EP4160742A4 publication Critical patent/EP4160742A4/en
Pending legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B17/00—Sulfur; Compounds thereof
    • C01B17/22—Alkali metal sulfides or polysulfides
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/52—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron
    • H01M4/525—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01D—COMPOUNDS OF ALKALI METALS, i.e. LITHIUM, SODIUM, POTASSIUM, RUBIDIUM, CAESIUM, OR FRANCIUM
    • C01D15/00—Lithium compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F17/00—Compounds of rare earth metals
    • C01F17/30—Compounds containing rare earth metals and at least one element other than a rare earth metal, oxygen or hydrogen, e.g. La4S3Br6
    • C01F17/36—Compounds containing rare earth metals and at least one element other than a rare earth metal, oxygen or hydrogen, e.g. La4S3Br6 halogen being the only anion, e.g. NaYF4
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G53/00—Compounds of nickel
    • C01G53/40—Complex oxides containing nickel and at least one other metal element
    • C01G53/42—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2
    • C01G53/44—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2 containing manganese
    • C01G53/50—Complex oxides containing nickel and at least one other metal element containing alkali metals, e.g. LiNiO2 containing manganese of the type (MnO2)n-, e.g. Li(NixMn1-x)O2 or Li(MyNixMn1-x-y)O2
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/056—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
    • H01M10/0561—Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes the electrolyte being constituted of inorganic materials only
    • H01M10/0562—Solid materials
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/131—Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/362—Composites
    • H01M4/366—Composites as layered products
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/485—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of mixed oxides or hydroxides for inserting or intercalating light metals, e.g. LiTi2O4 or LiTi2OxFy
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/36—Selection of substances as active materials, active masses, active liquids
    • H01M4/48—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
    • H01M4/50—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese
    • H01M4/505—Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/62—Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
    • H01M4/628—Inhibitors, e.g. gassing inhibitors, corrosion inhibitors
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2002/00—Crystal-structural characteristics
    • C01P2002/50—Solid solutions
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
    • C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases
    • C01P2004/84—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases one phase coated with the other
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/40—Electric properties
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/80—Compositional purity
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M2004/026—Electrodes composed of, or comprising, active material characterised by the polarity
    • H01M2004/028—Positive electrodes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0017—Non-aqueous electrolytes
    • H01M2300/0065—Solid electrolytes
    • H01M2300/0068—Solid electrolytes inorganic
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M2300/00—Electrolytes
    • H01M2300/0017—Non-aqueous electrolytes
    • H01M2300/0065—Solid electrolytes
    • H01M2300/0068—Solid electrolytes inorganic
    • H01M2300/008—Halides
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Composite Materials (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Battery Electrode And Active Subsutance (AREA)
  • Secondary Cells (AREA)
EP21814544.9A 2020-05-27 2021-05-21 POSITIVE ELECTRODE ACTIVE MATERIAL, POSITIVE ELECTRODE MATERIAL, BATTERY AND METHOD FOR PRODUCING A POSITIVE ELECTRODE ACTIVE MATERIAL Pending EP4160742A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020092709 2020-05-27
PCT/JP2021/019287 WO2021241418A1 (en) 2020-05-27 2021-05-21 Positive electrode active material, positive electrode material, battery and method for producing positive electrode active material

Publications (2)

Publication Number Publication Date
EP4160742A1 EP4160742A1 (en) 2023-04-05
EP4160742A4 true EP4160742A4 (en) 2023-12-20

Family

ID=78744697

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21814544.9A Pending EP4160742A4 (en) 2020-05-27 2021-05-21 POSITIVE ELECTRODE ACTIVE MATERIAL, POSITIVE ELECTRODE MATERIAL, BATTERY AND METHOD FOR PRODUCING A POSITIVE ELECTRODE ACTIVE MATERIAL

Country Status (5)

Country Link
US (1) US20230084392A1 (en)
EP (1) EP4160742A4 (en)
JP (1) JP7756341B2 (en)
CN (1) CN115699364A (en)
WO (1) WO2021241418A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2025205689A1 (en) * 2024-03-29 2025-10-02 三井金属鉱業株式会社 Active material, method for producing same, electrode mixture, electrode, and battery

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0982325A (en) * 1995-09-08 1997-03-28 Sony Corp Method for manufacturing positive electrode active material
JP5487676B2 (en) 2009-03-30 2014-05-07 Ｔｄｋ株式会社 Electrochemical device comprising an active material, an electrode including the active material, and an electrolyte solution including the electrode and a lithium salt
US8999573B2 (en) * 2010-03-29 2015-04-07 Sumitomo Metal Mining Co., Ltd. Positive electrode active material for non-aqueous electrolyte secondary battery and production method for same, precursor for positive electrode active material, and non-aqueous electrolyte secondary battery using positive electrode active material
JP5703626B2 (en) * 2010-08-19 2015-04-22 日亜化学工業株式会社 Cathode active material for non-aqueous electrolyte secondary battery
JP6243103B2 (en) * 2012-06-29 2017-12-06 出光興産株式会社 Positive electrode composite
JP6986879B2 (en) * 2016-07-12 2021-12-22 Ｂａｓｆ戸田バッテリーマテリアルズ合同会社 Positive electrode active material particle powder for non-aqueous electrolyte secondary battery and its manufacturing method, and non-aqueous electrolyte secondary battery
JP6642471B2 (en) 2017-02-02 2020-02-05 トヨタ自動車株式会社 Composite active material particles, positive electrode, all-solid lithium-ion battery, and methods for producing these
EP3736892A4 (en) * 2018-01-05 2021-03-17 Panasonic Intellectual Property Management Co., Ltd. POSITIVE ELECTRODE MATERIAL AND BATTERY
WO2019146308A1 (en) * 2018-01-26 2019-08-01 パナソニックＩｐマネジメント株式会社 Electrode material and battery
JP6965849B2 (en) 2018-08-28 2021-11-10 トヨタ自動車株式会社 Manufacturing method of positive electrode active material
JP2020181638A (en) 2019-04-23 2020-11-05 トヨタ自動車株式会社 Coating positive electrode active material

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *

Also Published As

Publication number Publication date
WO2021241418A1 (en) 2021-12-02
CN115699364A (en) 2023-02-03
EP4160742A1 (en) 2023-04-05
JPWO2021241418A1 (en) 2021-12-02
US20230084392A1 (en) 2023-03-16
JP7756341B2 (en) 2025-10-20

Similar Documents

Publication Publication Date Title
EP4159684A4 (en) POSITIVE ELECTRODE ACTIVE MATERIAL, POSITIVE ELECTRODE MATERIAL, BATTERY AND METHOD FOR PRODUCING A POSITIVE ELECTRODE ACTIVE MATERIAL
EP4404295A4 (en) Coated active material, method for producing a coated active material, positive electrode material, and battery
EP4404303A4 (en) Coated active material, method for producing a coated active material, positive electrode material, and battery
EP4266427A4 (en) NEGATIVE ELECTRODE MATERIAL FOR LITHIUM-ION SECONDARY BATTERY AND METHOD FOR PRODUCING THE SAME, NEGATIVE ELECTRODE FOR LITHIUM-ION SECONDARY BATTERY AND LITHIUM-ION SECONDARY BATTERY
EP4187644A4 (en) METHOD FOR PRODUCING A NEGATIVE ELECTRODE ACTIVE MATERIAL AND SECONDARY BATTERY WITH NEGATIVE ELECTRODE ACTIVE MATERIAL
EP4443562A4 (en) POSITIVE ELECTRODE ACTIVE MATERIAL FOR A SECONDARY BATTERY, POSITIVE ELECTRODE FOR A SECONDARY BATTERY AND METHOD FOR PRODUCTION
EP4468412A4 (en) Negative electrode active material, negative electrode therewith, secondary battery therewith and method for producing a negative electrode active material
EP4489121A4 (en) Negative electrode active material for lithium-ion secondary battery, method for producing it and negative electrode for lithium-ion secondary battery
EP4503057A4 (en) SOLID ELECTROLYTE, METHOD FOR PRODUCING A SOLID ELECTROLYTE AND BATTERY
EP4342851A4 (en) METHOD FOR PRODUCING A POSITIVE ELECTRODE ACTIVE MATERIAL FOR A LITHIUM SECONDARY BATTERY AND POSITIVE ELECTRODE ACTIVE MATERIAL PRODUCED THEREFOR
EP4443561A4 (en) POSITIVE ELECTRODE ACTIVE MATERIAL FOR A SECONDARY BATTERY, POSITIVE ELECTRODE FOR A SECONDARY BATTERY AND METHOD FOR PRODUCTION
EP4322251A4 (en) Negative electrode material, battery, method for producing the negative electrode material and method for producing the battery
EP4317079A4 (en) Method for producing a positive electrode active material for a lithium-ion secondary battery
EP4468411A4 (en) Negative electrode active material, negative electrode therewith, secondary battery therewith and method for producing a negative electrode active material
EP4266415A4 (en) Negative electrode active material, negative electrode therewith, secondary battery therewith and method for producing a negative electrode active material
EP4456196A4 (en) POSITIVE ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERY AND METHOD FOR PRODUCING A POSITIVE ELECTRODE ACTIVE MATERIAL FOR SECONDARY BATTERY
EP4329005A4 (en) Cathode active material, cathode active material slurry, cathode, lithium-ion secondary battery, and method for producing a cathode active material
EP4293751A4 (en) Cathode active material, cathode active material slurry, cathode, lithium-ion secondary battery, and method for producing a cathode active material
EP4418364A4 (en) Negative electrode material, battery, method for producing the negative electrode material, and method for producing the battery
EP4264707A4 (en) Negative electrode active material, negative electrode with negative electrode active material, secondary battery with negative electrode and method for producing negative electrode active material
EP4160742A4 (en) POSITIVE ELECTRODE ACTIVE MATERIAL, POSITIVE ELECTRODE MATERIAL, BATTERY AND METHOD FOR PRODUCING A POSITIVE ELECTRODE ACTIVE MATERIAL
EP4512772A4 (en) METHOD FOR PRODUCING A NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE AND SECONDARY BATTERY
EP4564467A4 (en) METHOD FOR PRODUCE AN ELECTRODE MATERIAL, METHOD FOR PRODUCE A BATTERY ELECTRODE AND METHOD FOR PRODUCE A BATTERY
EP4418365A4 (en) Negative electrode material, battery, method for producing a negative electrode material and method for producing a battery
EP4266414A4 (en) Negative electrode active material, negative electrode therewith, secondary battery therewith and method for producing a negative electrode active material

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20221110

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20231117

RIC1 Information provided on ipc code assigned before grant

Ipc: H01M 10/0562 20100101ALI20231113BHEP

Ipc: H01M 10/052 20100101ALI20231113BHEP

Ipc: H01M 4/62 20060101ALI20231113BHEP

Ipc: H01M 4/505 20100101ALI20231113BHEP

Ipc: H01M 4/36 20060101ALI20231113BHEP

Ipc: C01G 53/00 20060101ALI20231113BHEP

Ipc: C01F 17/36 20200101ALI20231113BHEP

Ipc: C01B 17/22 20060101ALI20231113BHEP

Ipc: H01M 4/525 20100101AFI20231113BHEP